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package edu.msg.hrappy.web.servlet;

import java.io.IOException;
import java.util.List;

import javax.ejb.EJB;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import edu.msg.hrappy.backend.model.Candidate;
import edu.msg.hrappy.backend.model.Job;
import edu.msg.hrappy.backend.model.User;
import edu.msg.hrappy.backend.service.CandidateService;
import edu.msg.hrappy.backend.service.DepartmentTypeService;
import edu.msg.hrappy.backend.service.JobService;
import edu.msg.hrappy.backend.service.UserService;

/**
 *
 * @author toroke
 */
public class DeleteCandidateServlet extends HttpServlet {

    /**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	@EJB
    private JobService jobService;
    @EJB
    private DepartmentTypeService depService;
    @EJB
    private UserService userService;
    @EJB 
    private CandidateService candidateService;

    @Override
    public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException {
        req.getSession().setAttribute("er", null);
    	HttpSession session = req.getSession();
    	
		User user = userService.getUserByUserName(req.getUserPrincipal()
				.toString());
		session.setAttribute("userId", user.getId());
		session.setAttribute("username", user.getUserName());
		
		Job job=jobService.getById(Long.parseLong(req.getParameter("jobId")));
		session.setAttribute("job", job);
		List<Candidate> candidates = job.getCandidates();
		session.setAttribute("candidates", candidates);
        String address = "./showCandidates.jsp";

        RequestDispatcher dispatcher = req.getRequestDispatcher(address);

        dispatcher.forward(req, resp);

    }

    @Override
    public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException {
        
  
        Long id = Long.parseLong(req.getParameter("candidateId"));
        Candidate candidate = candidateService.getById(id);
      
        Job job =  candidate.getJob();
        job.removeCandidate(candidate);
        jobService.update(job);
        
        candidateService.delete(candidate);
        List<Candidate> candidates = job.getCandidates();
        HttpSession session = req.getSession();
        session.setAttribute("candidates", candidates);
        String address = "./showCandidates.jsp";

        RequestDispatcher dispatcher = req.getRequestDispatcher(address);

        dispatcher.forward(req, resp);

    }
    
}